Difference time between St Martin and Guinea in hours, minutes, and seconds is [ -4 hours ] with gregorian date today is Wednesday 29th of July 2026 in St Martian local time, Where the time now in St Martin is 22:59 PM and the time now in Guinea is 02:59 AM in Guinean local time and the time comparison between Sint Maarten Dutch part and Guinea in greenwich time ( GMT ) where St Martin late for greenwich time ( GMT -04:00 ) while Guinea he has the same greenwich time ( GMT +00:00 ).